Datasheet

www.littelfuse.com
364
Surface Mount Fuses
Lead-Free Thin-Film
SlimLine
™
Lead-Free 1206 Very Fast Acting Fuse 466 Series
2.03
(.080")
2.03
(.080")
WAVE SOLDER REFLOW SOLDER
3.81
(.150")
1.27
(.050")
.58
(.023")
.56
(.022")

.66
(.026")

1.14
(.045")
MARKING CODE VARIES 
WITH AMPERAGE RATING
(SEE CHART)
1.52
(.060")
3.18
(.125")
3.18 
(.125")
4.83
(.190")
1.65
(.065")
1.52
(.060")
Sn
Sn
Sn
Cu
Coating
Reference Dimensions:
®
®
• RoHS compliant and Lead-Free.
• For new designs of 7 amp please consult 429 series.
• Product is compatible with lead-free solders and higher
temperature profiles.
• Current ratings available up to 5A.
• High performance materials provide improved performance in elevated
ambient temperature applications.
• Product is marked on top surface with code to allow amperage rating
identification without testing.
• Low profile for height sensitive applications.
• Flat top surface for pick-and-place operations.
• Element covering material is resistant to industry standard
cleaning operations.
• Mounting pad and electrical performance is identical to Littelfuse 429
and 433 Series products.
• Alloy based element construction provides superior inrush withstand
characteristics (I
2
t) over ceramic or glass based 1206 chip fuse products.
ELECTRICAL CHARACTERISTICS:
AGENCY APPROVALS: Recognized under the Components Program
of Underwriters Laboratories and Certified by CSA.
AGENCY FILE NUMBERS: UL E10480, CSA LR 29862
INTERRUPTING RATINGS:
0.125 – .375A 50A at 125 V AC/DC
0.5 – 2A 50A at 63 V AC/DC
2.5 – 5A 50A at 32 V AC/DC
PHYSICAL SPECIFICATIONS:
Materials:
Body: Advanced High Temperature Substrate
Terminations: 100% Copper/Nickel/Tin
Element Cover Coat: Conformal Coating
% of Ampere Opening
Rating Time at 25°C
100% 4 hours, Minimum
200% 5 seconds, Maximum
300% 0.2 seconds, Maximum
Soldering Parameters(see page 3 for soldering profile):
Wave Solder — 260°C, 10 seconds max
Reflow Solder — 260°C, 30 seconds max
NEW
Pb
RoHS